*SUPPORT*
IN: wif fep blicket fep wif OUT: GREEN RED GREEN
IN: lug OUT: PURPLE
IN: tufa fep lug OUT: YELLOW PURPLE
IN: wif zup OUT: GREEN GREEN
IN: blicket lug dax zup OUT: RED PURPLE PURPLE RED PURPLE PURPLE
IN: blicket lug tufa zup OUT: RED PURPLE YELLOW RED PURPLE YELLOW
IN: lug zup OUT: PURPLE PURPLE
IN: blicket tufa dax zup fep blicket OUT: RED YELLOW YELLOW RED YELLOW YELLOW RED
IN: tufa OUT: YELLOW
IN: blicket OUT: RED
IN: lug dax OUT: PURPLE PURPLE
IN: lug dax fep blicket fep blicket OUT: PURPLE PURPLE RED RED
IN: blicket dax OUT: RED RED
IN: lug dax fep tufa OUT: PURPLE PURPLE YELLOW

*QUERY*
IN: tufa blicket zup zup OUT: YELLOW RED YELLOW RED YELLOW RED YELLOW RED
IN: blicket zup OUT: RED RED
IN: wif OUT: GREEN
IN: lug zup zup OUT: PURPLE PURPLE PURPLE PURPLE
IN: wif wif OUT: GREEN GREEN
IN: wif zup fep wif OUT: GREEN GREEN GREEN
IN: wif tufa dax zup fep blicket OUT: GREEN YELLOW YELLOW GREEN YELLOW YELLOW RED
IN: tufa zup OUT: YELLOW YELLOW
IN: tufa dax OUT: YELLOW YELLOW
IN: wif dax OUT: GREEN GREEN

*GRAMMAR*
lug -> PURPLE 
 blicket -> RED 
 wif -> GREEN 
 tufa -> YELLOW 
 x1 zup -> [x1] [x1] 
 u1 dax -> [u1] [u1] 
 x1 fep u1 -> [x1] [u1] 
 u1 x1 -> [u1] [x1] 
 